these 2 derivations will be built: /nix/store/6v52dni1f7ciya62566wb8bnxdzrnbq9-flake-inputs.drv /nix/store/a62ha5hmgfx66xwq8l4i3gk6qhbyab7d-check-flake-inputs.drv building '/nix/store/6v52dni1f7ciya62566wb8bnxdzrnbq9-flake-inputs.drv' building '/nix/store/a62ha5hmgfx66xwq8l4i3gk6qhbyab7d-check-flake-inputs.drv' upload niks3: ok